- Thiébault, A.
- Thomas, William Luson
- Thompson, Charles
- Thompson, John
- Tietze, Richard G.
- Tilly, Auguste
- Tinkey, John
- Tirpenne, Jean-Louis
- Trichon, Auguste
- Turnbull, Thomas
- Turrell, Edmund
- Unzelmann, Friedrich Ludwig
- Vallotton, Félix
- Varin, Adolphe
- Verdeil, Pierre
- Victor
- Vizetelly, Henry
- Vogel, Albert
- Vogel, Carl Friedrich Otto
- Walker, Frederick F.
- Walton, W. L.
- Warren, Albert Henry
- West, Newman & Co.
- Wetherhead, William
- Whymper, Edward
- Whymper, Josiah Wood
- William H. Ward & Co.
- Williams, Mary Ann
- Williams, Samuel
- Williams, Thomas
- Willmann, Édouard
- Willmore, Arthur
- Willmore, James Tibbetts
- Winkles, Henry
- Woods, Henry N.
- Wrankmore, William Colley